├── README.md
└── dump_dyld_shared_cache
    ├── README.md
    └── main.c


/README.md:
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1 | iOS hacking stuff


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/dump_dyld_shared_cache/README.md:
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1 | dump dyld_shared_cache files to /tmp/
2 | 


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/dump_dyld_shared_cache/main.c:
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 1 | #include <stdio.h>
 2 | #include <stdlib.h>
 3 | #include <unistd.h>
 4 | #include <dirent.h>
 5 | #include <fcntl.h>
 6 | #include <string.h>
 7 | 
 8 | #ifndef BUF_SIZE
 9 | #define BUF_SIZE 1024
10 | #endif
11 | 
12 | int copy_file( char * from, char * to )
13 | {
14 |     printf( "Copy from\n%s\nto\n%s\n", from, to );
15 |     
16 |     int inputFd, outputFd, openFlags;
17 |     mode_t filePerms;
18 |     ssize_t numRead;
19 |     char buf[BUF_SIZE];
20 |      
21 |     inputFd = open( from, O_RDONLY );
22 |     fcntl( inputFd, F_GLOBAL_NOCACHE, 1 );
23 |     
24 |     if ( inputFd == -1 )
25 |         printf( "opening file" );
26 |      
27 |     openFlags = O_CREAT | O_WRONLY | O_TRUNC;
28 |     filePerms = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
29 |     
30 |     outputFd = open( to, openFlags, filePerms );
31 |     
32 |     if ( outputFd == -1 )
33 |         printf( "opening file" );
34 |     
35 |     while ( ( numRead = read(inputFd, buf, BUF_SIZE ) ) > 0 )
36 |         if ( write( outputFd, buf, numRead ) != numRead )
37 |             printf( "couldn't write whole buffer" );
38 |     
39 |     if (numRead == -1)
40 |         printf( "read");
41 |     
42 |     if (close(inputFd) == -1)
43 |         printf( "close input" );
44 |     
45 |     if (close(outputFd) == -1)
46 |         printf( "close output" );
47 |     
48 |     return 1;
49 | }
50 | 
51 | int main( )
52 | {
53 |     char * home;
54 |     home = getenv( "HOME" );
55 |     
56 |     strcat( home, "/tmp/" );
57 |     
58 |     DIR           *d;
59 |     struct dirent *dir;
60 |     char path[] = "/System/Library/Caches/com.apple.dyld/";
61 |     d = opendir( path );
62 |     
63 |     char file_path[256];
64 |     char new_path[256];
65 |     
66 |     if (d)
67 |     {
68 |         while (( dir = readdir(d) ) != NULL )
69 |         {
70 |             if ( dir->d_type == DT_REG )
71 |             {
72 |                 strcpy( file_path, path );
73 |                 strcat( file_path, dir->d_name );
74 |                 
75 |                 strcpy( new_path, home );
76 |                 strcat( new_path, dir->d_name );
77 |                 
78 |                 copy_file( file_path, new_path );
79 |             }
80 |         }
81 |         closedir(d);
82 |     }
83 | }
84 | 


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